20486475

素因数分解:

$3^2\times 5^2\times {\mathrm{83}}^1\times {\mathrm{1097}}^1$

素因数の和:1196

約数の個数: 36

約数和(自身を含む): 37169496

約数和(自身を除く): 16683021

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 83, 225, 249, 415, 747, 1097, 1245, 2075, 3291, 3735, 5485, 6225, 9873, 16455, 18675, 27425, 49365, 82275, 91051, 246825, 273153, 455255, 819459, 1365765, 2276275, 4097295, 6828825, 20486475]

約数ペア:

[(1, 20486475), (3, 6828825), (5, 4097295), (9, 2276275), (15, 1365765), (25, 819459), (45, 455255), (75, 273153), (83, 246825), (225, 91051), (249, 82275), (415, 49365), (747, 27425), (1097, 18675), (1245, 16455), (2075, 9873), (3291, 6225), (3735, 5485)]